Air Quality
3.6/5
14.3 µg/m³Moderate
Air Quality Profile
Antofagasta reports an annual PM2.5 of 14.3 µg/m³. That's roughly double the WHO 2021 guideline but still far below the EU annual limit of 25 µg/m³.
Antofagasta
Chile
ChileAnnual Average
FairWHO annual classification
14.3µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
1313 µg/m³ — Fair
1111 µg/m³ — Fair
1212 µg/m³ — Fair
1414 µg/m³ — Fair
1515 µg/m³ — Fair
1717 µg/m³ — Moderate
1616 µg/m³ — Moderate
1919 µg/m³ — Moderate
1414 µg/m³ — Fair
1414 µg/m³ — Fair
1313 µg/m³ — Fair
1414 µg/m³ — Fair
Jan
Feb
Mar
Apr
May
Jun
1313 µg/m³ — Fair
1111 µg/m³ — Fair
1212 µg/m³ — Fair
1414 µg/m³ — Fair
1515 µg/m³ — Fair
1717 µg/m³ — Moderate
Jul
Aug
Sep
Oct
Nov
Dec
1616 µg/m³ — Moderate
1919 µg/m³ — Moderate
1414 µg/m³ — Fair
1414 µg/m³ — Fair
1313 µg/m³ — Fair
1414 µg/m³ — Fair
Best months: Jan–MarWorst months: Jun–Aug
Fair10–15 µg/m³Moderate15–25 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
Air Quality Profile
Antofagasta reports an annual PM2.5 of 14.3 µg/m³. That's roughly double the WHO 2021 guideline but still far below the EU annual limit of 25 µg/m³.
AntofagastaChile
ChileAnnual Average
FairWHO annual classification
14.3µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
1313 µg/m³ — Fair
1111 µg/m³ — Fair
1212 µg/m³ — Fair
1414 µg/m³ — Fair
1515 µg/m³ — Fair
1717 µg/m³ — Moderate
1616 µg/m³ — Moderate
1919 µg/m³ — Moderate
1414 µg/m³ — Fair
1414 µg/m³ — Fair
1313 µg/m³ — Fair
1414 µg/m³ — Fair
Jan
Feb
Mar
Apr
May
Jun
1313 µg/m³ — Fair
1111 µg/m³ — Fair
1212 µg/m³ — Fair
1414 µg/m³ — Fair
1515 µg/m³ — Fair
1717 µg/m³ — Moderate
Jul
Aug
Sep
Oct
Nov
Dec
1616 µg/m³ — Moderate
1919 µg/m³ — Moderate
1414 µg/m³ — Fair
1414 µg/m³ — Fair
1313 µg/m³ — Fair
1414 µg/m³ — Fair
Best months: Jan–MarWorst months: Jun–Aug
Fair10–15 µg/m³Moderate15–25 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
Who thrives in Antofagasta
Frequently asked about Antofagasta
▶How many sunny days does Antofagasta have per year?
Antofagasta averages approximately 355 sunny days per year, based on historical climate data.
▶What is the air quality in Antofagasta?
Antofagasta has an annual PM2.5 concentration of 14.3 µg/m³, classified as "Fair" by WHO standards. Slightly above WHO targets. Sensitive individuals may notice effects.